[ CVE-2026-91802 · Published 23 Sep 2026 ]

Vulnerability in Foxit Software Inc. Foxit PDF Editor

CVSS 5.5 EPSS <1%1 agency advisoryNo fix listed yet

[ Description ]Official description

A heap-based out-of-bounds write vulnerability exists in Foxit PDF Editor/Reader’s WebP image decoding due to improper handling of bitmap stride and target buffer formats. Successful exploitation could result in an application crash.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • CERT-FRCERTFR-2026-AVI-1214

    Multiple vulnerabilities in FoxIT products Translated from French

    Multiple vulnerabilities have been discovered in FoxIT products. Some of them allow an attacker to cause arbitrary code execution, privilege escalation and a breach of data confidentiality.

    CVE-2026-91817CVE-2026-91796CVE-2026-91790+28 more CVEs

[ References ]References